Answer:
The answer is 1645 or
Firm X 95+120 =215
Firm Y 450+ 800 =1250
Firm Z 80 + 100 = 180
Total = 1645
Step-by-step explanation
From the question given,
The first to take is to Complete the following table with the total cost to each firm in reducing its pollution by 2 units.
Cost of Eliminating/Elimination
First unit of pollution second unit of pollution Third unit of pollution
Firm (dollars) (dollars) (dollars)
Firm X 95 120 200
Firm Y 450 800 1050
Firm Z 80 100 150
Now the total cost to eliminate 2 units is
Firm X 95+120 =215
Firm Y 450+ 800 =1250
Firm Z 80 + 100 = 180
Total = 1645